Related Links

Science magazine: The World's Smallest Farmers
http://news.sciencemag.org/sciencenow/2011/01/the-worlds-smallest-farmers.html

Rice University: Strassman/Queller Lab
 http://www.ruf.rice.edu/~evolve/research.html

 Nature : Primitive Agriculture in a Social Amoeba (January 20, 2011)
 http://dx.doi.org/10.1038/nature09668